get_arg0

Description:

public unowned string? get_arg0 ()

Convenience to get the first item in the body of this.

See [method@Gio.DBusMessage.get_arg0_path] for returning object-path-typed arg0 values.

Parameters:

this

A DBusMessage.

Returns:

The string item or null if the first item in the body of this is not a string.